Car comparison

BMW 6 Series (E24) · Facelift 1987 M 635CSivsBMW 6 Series (E24) 633CSi

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

BMW 6 Series (E24) · Facelift 1987

M 635CSi

260 hp3453 ccGasolineRWDManualNaturally aspiratedCoupe1987-1989
VS

BMW 6 Series (E24)

633CSi

200 hp3210 ccGasolineRWDManualNaturally aspiratedCoupe1976-1979

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Best choices

BMW 6 Series (E24) Facelift 1987 M 635CSi

  • Quickest 0-100 km/h
    6.9 s
  • Fastest top speed
    242 km/h
    150 mph
  • Most powerful
    260 hp
    194 kW
  • Highest torque
    330 Nm
    243 lb-ft
  • Best power-to-weight
    172 hp/t
    128 kW/t
    5.8 kg/hp
  • Best overall score
    54/100
  • Best performance score
    56/100
  • Best economy score
    75/100

Specification comparison

Specification comparison
ModelBMW6 Series (E24)Facelift 1987M 635CSiBMW6 Series (E24)633CSi
Power
260hp194kW
200hp149kW
Torque
330Nm243lb-ft
284Nm209lb-ft
Curb weight
1,515kg3,340lb
1,470kg3,241lb
Gross weight
1,865kg4,112lb
1,830kg4,034lb
Top speed
242 km/h
150 mph
215 km/h
134 mph
To 99% top speed
92.7s99% target: 240 km/h / 149 mph
Calculated
94.4s99% target: 213 km/h / 132 mph
Calculated
0-100 km/h
6.9s
7.9s
0-200 km/h
28.9s
Calculated
47.8s
Calculated
0-60 mph
6.5s
Calculated
7.4s
Calculated
Fuel consumption
11.9L/100 km19.8mpg US23.7mpg UK
-
Fuel consumption city
17.6L/100 km13.4mpg US16.1mpg UK
-
Fuel consumption highway
8.1L/100 km29mpg US34.9mpg UK
-
Quarter mile
14.9s
Calculated
15.7s
Calculated
Power-to-weight
172hp/t128kW/t78hp/1000 lb
Calculated
136hp/t101kW/t62hp/1000 lb
Calculated
Torque-to-weight
218Nm/t146lb-ft/ton
Calculated
193Nm/t129lb-ft/ton
Calculated
Estimated range
588km366mi
Calculated
-
Displacement
3,453cc211cu in
3,210cc196cu in
Length
4,815mm190in
4,755mm187in
Width
1,725mm68in
1,725mm68in
Height
1,355mm53in
1,365mm54in
Wheelbase
2,625mm103in
2,626mm103in
Front track
1,430mm56in
1,422mm56in
Rear track
1,464mm58in
1,487mm59in
Trunk volume
335L
415L
Doors
2
2
Seats
4
4
Fuel tank
70L
70L

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Dyno simulation

Estimated stock-style power and torque curves by engine speed.

BMW 6 Series (E24) Facelift 1987 M 635CSiBMW 6 Series (E24) 633CSiPowerTorque
  • BMW 6 Series (E24) Facelift 1987 M 635CSi: Power / Torque
  • BMW 6 Series (E24) 633CSi: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW6 Series (E24)Facelift 1987M 635CSi6,500 rpm4,500 rpm6,750 rpm
BMW6 Series (E24)633CSi5,500 rpm4,250 rpm5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW6 Series (E24)Facelift 1987M 635CSiBMW6 Series (E24)633CSi
Acceleration checkpoints
0-60 mph
0-97 km/h
6.5 s
7.4 s
0-100 km/h
0-62 mph
6.9 s
7.9 s
0-200 km/h
0-124 mph
28.9 s
47.8 s
Top speed
242 km/h
150 mph
215 km/h
134 mph
Drag race simulation
60 ft
18 m
2.4 s
2.5 s
330 ft
101 m
6.4 s
6.7 s
1/8 mile
201 m
9.7 s
10.2 s
1000 ft
305 m
12.5 s
13.2 s
1/4 mile
402 m
14.9 s
15.7 s
Trap speed
1/4 mile
402 m
154 km/h
96 mph
143 km/h
89 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
VehicleValue
BMW6 Series (E24)Facelift 1987M 635CSi
260 hp
194 kW
BMW6 Series (E24)633CSi
200 hp
149 kW

BMW 6 Series (E24) Facelift 1987 M 635CSi has 60 hp more than BMW 6 Series (E24) 633CSi.

The biggest power difference is between BMW 6 Series (E24) 633CSi and BMW 6 Series (E24) Facelift 1987 M 635CSi: 60 hp (45 kW).

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
VehicleValue
BMW6 Series (E24)Facelift 1987M 635CSi
330 Nm
243 lb-ft
BMW6 Series (E24)633CSi
284 Nm
209 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
VehicleValue
BMW6 Series (E24)Facelift 1987M 635CSi
1,515 kg
3,340 lb
BMW6 Series (E24)633CSi
1,470 kg
3,241 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
BMW6 Series (E24)Facelift 1987M 635CSi
242 km/h
150 mph
BMW6 Series (E24)633CSi
215 km/h
134 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
VehicleValue
BMW6 Series (E24)Facelift 1987M 635CSi6.9 s
BMW6 Series (E24)633CSi7.9 s

The biggest 0-100 km/h difference is between BMW 6 Series (E24) Facelift 1987 M 635CSi and BMW 6 Series (E24) 633CSi: 1.0 s.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
BMW6 Series (E24)Facelift 1987M 635CSi
172 hp/t
128 kW/t
5.8 kg/hp
BMW6 Series (E24)633CSi
136 hp/t
101 kW/t
7.3 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW6 Series (E24)Facelift 1987M 635CSi
260 hp
194 kW
6.9 s
242 km/h
150 mph
BMW6 Series (E24)633CSi
200 hp
149 kW
7.9 s
215 km/h
134 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Chart data table
VehiclePerformance scorePracticality score
BMW6 Series (E24)Facelift 1987M 635CSi
Power
260 hp
194 kW
0-100 km/h6.9 s
Top speed
242 km/h
150 mph
Doors/seats
2 doors
4 seats
Trunk
335 L
11.8 cu ft
Length
4,815 mm
189.6 in
Height
1,355 mm
53.3 in
BMW6 Series (E24)633CSi
Power
200 hp
149 kW
0-100 km/h7.9 s
Top speed
215 km/h
134 mph
Doors/seats
2 doors
4 seats
Trunk
415 L
14.7 cu ft
Length
4,755 mm
187.2 in
Height
1,365 mm
53.7 in

Detailed score breakdown

Detailed score breakdown
VehicleBMW6 Series (E24)Facelift 1987M 635CSiBMW6 Series (E24)633CSi
Power
260 hp
194 kW
200 hp
149 kW
Torque
330 Nm
243 lb-ft
284 Nm
209 lb-ft
Acceleration
6.9 s
7.9 s
Top speed
242 km/h
150 mph
215 km/h
134 mph
Lightness
1,515 kg
3,340 lb
1,470 kg
3,241 lb
Fuel consumption
11.9 L/100 km
19.8 mpg US
23.7 mpg UK
-
Practicality
Doors/seats
2 doors
4 seats
Trunk
335 L
11.8 cu ft
Length
4,815 mm
189.6 in
Height
1,355 mm
53.3 in
Doors/seats
2 doors
4 seats
Trunk
415 L
14.7 cu ft
Length
4,755 mm
187.2 in
Height
1,365 mm
53.7 in
Range score
588 km
366 mi
-
Trunk score
335 L
11.8 cu ft
415 L
14.7 cu ft
Power-to-weight score
172 hp/t
128 kW/t
5.8 kg/hp
136 hp/t
101 kW/t
7.4 kg/hp
Overall
Fixed score
Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
VehicleBMW 6 Series (E24) Facelift 1987 M 635CSi
Consumption11.9 L/100 km19.8 mpg US23.7 mpg UK
Cost / 100 km20.83 LC100 km
Cost / 100 mi33.51 LC100 mi
Annual fuel used1,785 L472 US gal393 UK gal
Annual fuel cost3,124 LC/year

Head-to-head comparisons

BMW 6 Series (E24) Facelift 1987 M 635CSi

  • Has 60 hp more
  • Has 46 Nm more
  • Is 1.0 s quicker from 0-100 km/h
  • Has 27 km/h (17 mph) higher top speed
  • Has 36 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Best power-to-weight ratio

Cons

  • Heaviest
  • Smallest trunk

BMW 6 Series (E24) 633CSi

  • Is 45 kg lighter
  • Has 80 L more trunk volume

Pros

  • Lightest
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 6 Series (E24) M 635CSi
BMW 6 Series (E24) 633CSi
Compare selected cars
2 vehicles selected

Popular comparisons

M 635CSi
M 635CSi
VS
BMW6 Series (E24)Facelift 1987M 635CSivsBMW6 Series (E24)Facelift 1982M 635CSi
M 635CSi
630i
VS
BMW6 Series (E24)Facelift 1987M 635CSivsBMW6 Series (E63)630i
M 635CSi
635CSi
VS
BMW6 Series (E24)Facelift 1987M 635CSivsBMW6 Series (E24)635CSi
633CSi
630i
VS
BMW6 Series (E24)633CSivsBMW6 Series (E63)Facelift 2007630i
633CSi
620d
VS
BMW6 Series (E24)633CSivsBMW6 Series Gran Turismo (G32)620d
M 635CSi
640i
VS
BMW6 Series (E24)Facelift 1987M 635CSivsBMW6 Series Gran Coupe (F06)640i
M 635CSi
640i
VS
BMW6 Series (E24)Facelift 1987M 635CSivsBMW6 Series Coupe (F13)640i
M 635CSi
630i
VS
BMW6 Series (E24)Facelift 1987M 635CSivsBMW6 Series Convertible (E64)630i
633CSi
630i
VS
BMW6 Series (E24)633CSivsBMW6 Series Convertible (E64)Facelift 2007630i
633CSi
3.0CSi
VS
BMW6 Series (E24)633CSivsBMWE93.0CSi
M 635CSi
640i
VS
BMW6 Series (E24)Facelift 1987M 635CSivsBMW6 Series Convertible (F12)640i
M 635CSi
2.3
VS
BMW6 Series (E24)Facelift 1987M 635CSivsBMWM3 Coupe (E30)2.3
BMW 6 Series (E24) · Facelift 1987 M 635CSi vs BMW 6 Series (E24) 633CSi - car comparison - FastVsFaster